Cheap Flights from Philadelphia, PA to London from $141

Return flight: London – Philadelphia
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On Cheapflightsplus.com you will find 5 connecting flights from Philadelphia to London. You can compare airfare deals from 2 airlines and multiple travel sites from $141, book and save on cheap plane tickets and last minute offers. Also check out PHL-LON flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Philadelphia to London Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $141 (one-way), $242 (round-trip).
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Best Flights from Philadelphia to London Today

Take a look at the list of non stop flights and flights with layovers from Philadelphia to London with the lowest price of $141. Take a look at the list of flights with layovers from Philadelphia to London from $141. There’re no direct flights. The fastest connecting flight – 9h 35m.
Price Departure Arrival Flight Duration Airline Flight
from $463
Find flight
17:30
Philadelphia
Philadelphia Int.
 08:05+1 день
London
Heathrow
 9h 35m
layover
1h 35m - Dublin
 Aer Lingus
EI114
EI152
from $141
Find flight
15:05
Philadelphia
Philadelphia Int.
 12:40+1 день
London
Heathrow
 16h 35m
layover
1h 46m - Boston
4h 15m - Lisbon
 TAP Portugal
TP4352
TP218
TP1352
Show all tickets
*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on February 23, 2025
Full flight schedule will help you in detecting at what time planes fly from Philadelphia to London. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
17:30 — 08:05
+1 day
17:45 — 05:30 EI114 Aer Lingus
Philadelphia — Dublin
1h 35m stop
06:40 — 08:05 EI152 Aer Lingus
Dublin — London
9h 35m
including layover
Find flight
from$463
15:05 — 12:40
+1 day
08:00 — 09:24 TP4352 TAP Portugal
Philadelphia — Boston
1h 46m stop
20:45 — 08:10 TP218 TAP Portugal
Boston — Lisbon
4h 15m stop
10:00 — 12:45 TP1352 TAP Portugal
Lisbon — London
16h 35m
including layover
Find flight
from$141
15:05 — 17:30
+1 day
13:05 — 14:26 TP4352 TAP Portugal
Philadelphia — Boston
1h 46m stop
19:45 — 06:00 TP218 TAP Portugal
Boston — Lisbon
9h 5m stop
14:40 — 17:30 TP1356 TAP Portugal
Lisbon — London
21h 25m
including layover
Find flight
from$141
15:05 — 21:35
+1 day
13:05 — 14:26 TP4352 TAP Portugal
Philadelphia — Boston
1h 46m stop
19:45 — 06:00 TP218 TAP Portugal
Boston — Lisbon
13h 10m stop
18:50 — 21:35 TP1358 TAP Portugal
Lisbon — London
25h 30m
including layover
Find flight
from$141
15:05 — 22:40
+1 day
13:05 — 14:26 TP4352 TAP Portugal
Philadelphia — Boston
1h 46m stop
19:45 — 06:00 TP218 TAP Portugal
Boston — Lisbon
14h 15m stop
19:55 — 22:40 TP1366 TAP Portugal
Lisbon — London
26h 35m
including layover
Find flight
from$141
*Departure and arrival times - local. Updated on February 23, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Philadelphia to London depends on and how to choose the most interesting flight option for you.

Distance between Philadelphia and London is 5711 miles. Time difference between the cities is 5h. Airplanes depart 15:05 to 17:30 from 4 Philadelphia airports and arrive 15:05 to 17:30 to 10 London airports. Average flight time is 21h 25m.

  • The fastest flight 9h 35m
  • Average flight time 21h 25m
  • The earliest flight 15:05
  • The latest flight 17:30
  • Distance 3549 ml

The cheapest months to travel to London are march (from 141 $), february (from 463 $), november (from 499 $).

The most expensive months are december (from 885 $), november (from 499 $), february (from 463 $).

What is the lowest airfare Philadelphia to London?

The cheapest plane ticket found by our users is $141. This airfare is for economy class on one-way TP4352 flight by TAP Portugal for March 2, 2025 which leaves Philadelphia Int. in Philadelphia at 15:05 am and arrives at London Heathrow at 17:30.

Economy class
$141
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Business class
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First class
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Popular Airlines on the Route

The flight Philadelphia — London is served by 2 regular airlines . Most of the flights on this route are operated by Aer Lingus - 1 departures per week at the price of from $ 463 . And the most expensive tickets are offered by Aer Lingus airline - from $ 463.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 5 flights with layovers on the route. The fastest connecting flight is EI114 by Aer Lingus takes 9h 35m and the cheapest is TP4352 by TAP Portugal for $141.

  • EI - Aer Lingus
    from $463
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  • TP - TAP Portugal
    from $141
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See more connecting flights

Airports

You can fly from Philadelphia to London from 4 airports (Philadelphia Int., North Philadelphia, Mustin Alf, Philadelphia Sea Plane Base).

Philadelphia airports

  • Philadelphia Int.-PHL
    from $141
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  • North Philadelphia-PNE
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  • Mustin Alf-MUV
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  • Philadelphia Sea Plane Base-PSQ
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London airports

  • London City-LCY
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  • London-Waterloo-QQW
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  • Heathrow-LHR
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  • Luton-LTN
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  • British Rail Terminal-ZLX
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  • London Biggin Hill-BQH
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  • Stansted-STN
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  • Gatwick-LGW
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  • Ebbsfleet International Rail St-XQE
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  • Stratford International Rail St-XOF
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Airplanes

There are flights to London from Philadelphia by 2 airlines that use 3 aircraft brands. They range from huge modern airplanes to small-sized.

  • Embraer 190
    from $141
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  • Embraer Lineage 1000
    from $141
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  • Airbus A321 NEO
    from $463
    Find

Top Domestic Destinations from Philadelphia

You may also consider searching for discounted plane tickets to some other popular places from Philadelphia within United States.

Top International Destinations from Philadelphia

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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